Fenchone
葑酮, 1, 3, 3-三甲基-1, 4-桥亚甲基-2-环己酮
🗣️ 情景例句
I don't know how to solve the problem. Will you help me out?
我不知道该怎么解决这个问题。你能帮我吗？
He is playing on the swings outside.
他正在外面荡秋千。
Ann, thanks a lot for asking me to your party. I'd love to come.
安，非常感谢你邀请我参加你的聚会。我很乐意去。